Many Americans now buy city bikes online—from direct-to-consumer brands or large retailers that ship nationwide. Convenience and selection are real benefits; fit and assembly require a bit of homework. Here’s what to watch for.

Sizing

Online brands usually provide size charts based on height and sometimes inseam. Use them, but be aware that geometry varies. If possible, test a similar bike at a local shop first. A size that’s slightly off can make a big difference in comfort over time.

Assembly

Bikes typically ship partially assembled. You may need to attach the front wheel, handlebar, pedals, and possibly the seat post. Instructions and basic tools are usually included. If you’re not comfortable with that, look for brands that offer white-glove assembly or partner with local shops for setup.

Returns and Warranty

Check return windows, restocking fees, and who pays return shipping. Some retailers offer trial periods or easy returns; others do not. Warranty terms vary—read them before buying.

Where to Buy

You can buy city bikes online from dedicated D2C brands, larger sporting-goods or outdoor retailers, and marketplaces. Compare pricing, shipping cost, and return policy. For an overview of the types of bikes you might be choosing among, see Copenhagen Bikes USA and Urban Bikes USA.

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